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di guan mo duan xi tong gui hua she ji de cheng xu
Author(s): 
Pages: 52-56
Year: Issue:  1
Journal: Water Saving Irrigation

Keyword:  滴灌设备灌水效率灌溉方法土壤水份毛管系统规划设计最大深度灌水周期湿润比定额;
Abstract: <正> 一、引言提出滴灌基本指导思想的是于1869年在德国采用素陶器管实验开始的。后来经过种种演变过程,1959年以色列首次研制出滴头滴灌,并将此应用到田间栽培实验中。到60年代后半期,滴灌由以色列推广到世界各地。日本于1965年开始应用滴灌,为区分“喷
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